RRB GROUP D QUANT QUIZ

Question 1:

A pipe can fill a cistern in $7.8$ hours while another pipe can empty it in $19.5 $ hours when the cistern is full. Both the pipes were opened when the cister was half empty. How long will it take to fill it?

$3.9$ hours

$5.2$ hours

7.8 hours

$6.5$ hours

Question 2:

The given bar graph shows the imports and exports (in crores) of steel by a country from 2013 to $2017.$

what is the ratio of the total imports in 2015 and 2017 to that total exports in 2013 and $2016 .$

$11: 4$

$9: 8$

$25: 21$

$9: 11$

Question 3:

A train travelling at $54 \mathrm{~km} /$ hr crosses a tree in 18 seconds. How much time (in seconds) will it take to cross a platform which is 390 $m$ long?

40

41

42

44

Question 4:

Rs.7,800 is divided into 7 friends ( 3 boys and 4 girls ). The share of boys is three times to the share of girls then find the share of boys and girls.

Rs.6,000, Rs.1,800

Rs.6,300, Rs. 1,500

Rs.5,800, Rs. 2,000

Rs. 5,400, Rs. 2,400

Question 5:

The effective rate of interest, which corresponds to the nominal rate of 6% p.a., paid half-yearly, will be:

$6.06\%$

$6.07\%$

$6.08\%$

$6.09 \%$

Question 6:

Find the value of $\sin 45^{\circ}+\cos 60^{\circ}$ ?

$\frac{1+\sqrt{2}}{2}$

$\frac{2+\sqrt{2}}{2}$

$\frac{2+\sqrt{3}}{2}$

$\frac{2-\sqrt{3}}{2}$

Question 7:

A wire is in the form of a circle of radius $70 \mathrm{~cm}$. If it is bent in the form of a rhombus, then what is its side length? (Take $\pi=\frac{22}{7}$ )

$55 \mathrm{~cm}$

$75 \mathrm{~cm}$

$95 \mathrm{~cm}$

$110 \mathrm{~cm}$

Question 8:

How many numbers are divisible by 3 or 7 in the number range of 50 to 200 ?

71

64

57

68

Question 9:

A sells an article to B making a profit of $\frac{2}{7}$ of its cost. B sells it to C, gaining $11.11 \%$. If $\mathrm{C}$ sells it for Rs. 1819 and incurs a loss of $15 \%$, then what is the cost price for $\mathrm{A}$ ?

1498

1582

1568

1512

Question 10:

The slant height and base diameter of a conical tomb are $25 \mathrm{~m}$ and $14 \mathrm{m}$ respectively. Find the cost(in rupees) of white-washing its curved surface at the rate of Rs 210 per $100 \mathrm{~m}^{2}$.

1200

1172

1175

1155